| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Fushengyong Trading Co., Ltd. | China national standards | MT | 819.52 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.56 | USD | 20251209 |
| Wuhan Hengjiu Chemical Co., Ltd. | China national standards | MT | 1073.86 | USD | 20251209 |
| China national standards | MT | 1017.34 | USD | 20251209 | |
| Liaocheng Yuanze Chemical Co., Ltd. | China national standards | MT | 989.08 | USD | 20251209 |
| Hunan Yuanshuo Fine Chemical Co., Ltd. | China national standards | MT | 1144.65 | USD | 20251208 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.68 | USD | 20251208 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.68 | USD | 20251208 |
| Qingdao Shengze Chemical Co., Ltd. | China national standards | MT | 932.68 | USD | 20251208 |